Complaint
When it is interfered or contaminated, grid power quality can't reach the national standards, so it has to be targeted on the grid power quality improvement. To understand the actual situation of power quality, you must have the appropriate equipment to test and analysis the actual situation. Counter the domestic condition, our company developed the professional power quality analysis instrument, which is suitable for the country.
Technical Specifications
Project | Data | |
Number of measurement channels | Four voltage channels, four current channels | |
Measuring range | Voltage | 0-900V |
Current | Small clamp:diameter 8mm,5A/25A(standard) Medium clamp:diameter 50mm,100A/500A(Optional) Large clamp:diameter 125×50mm,400A/2000A(Optional) | |
Phase angle | 0.000-359.999° | |
Frequency | 42.5-69Hz | |
Measuring step | Voltage | 0.001V |
Current | 0.0001A | |
Phase angle | 0.001° | |
Power | active power 0.01W,reactive power 0.01Var | |
Frequency | 0.0001Hz | |
Voltage measurement accuracy | ≤0.1% | |
Current measurement accuracy | ≤0.3% | |
Phase angle measurement accuracy | ≤0.1° | |
Power measurement accuracy | ≤0.5% | |
Frequency measurement accuracy | ≤0.01Hz | |
Harmonic analysis times | 2-64 times | |
Harmonic voltage measurement error | Harmonic content>1% Nominal value:≤1% RD Harmonic content<1% Nominal value:≤0.05%FS | |
Harmonic current measurement error | Harmonic content>3% Nominal value:≤1% RD Harmonic content<3% Nominal value:≤0.05%FS | |
Three phase voltage unbalance error | ≤0.2% | |
Three phase current unbalance error | ≤0.5% | |
Voltage fluctuation accuracy | 5% | |
PST measurement time | 10min | |
PLT measurement time | 2h | |
PST/PLT measurement error | ≤5% | |
Screen | 1280×800,True color LCD | |
Charging Power | AC220V±15% Frequency 45Hz-65Hz | |
Standby timing | ≥10h | |
Host Power | <4VA | |
Insulation | 1) The insulation resistance between the voltage, current input terminal and the housing ≤100MΩ. 2) Withstand 1.5KV (valid value) with power frequency on operating power input and the shell, which lasts one minute. | |
